Appendix B-2 Step Ladder Instruction Execution Time; Appendix B-3 Label (P/I) Execution Time - Mitsubishi Electric MELSEC FX3U Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition

Appendix B-2 Step Ladder Instruction Execution Time

• FX /FX PLCs
3U 3UC
Execution time in ON status (µs)
Instruction
16-bit instruction
STL 5.1 + 1.6n
RET
• FX PLCs
3G
Standard mode
Execution time in
Instruc- ON status (µs)
tion
16-bit 32-bit
instruc- instruc-
tion tion
STL 1.8 + 0.49n
RET 1.05

Appendix B-3 Label (P/I) Execution Time

• FX /FX PLCs
3U 3UC
Execution time in ON status (µs)
Instruction
16-bit instruction
P***
I***
• FX PLCs
3G
Standard mode
Execution time in
ON status (µs)
Instruction
16-bit 32-bit
instruc- instruc-
tion tion
P***
I***
Execution time in OFF status (µs)
32-bit instruction 16-bit instruction
2.9
Execution time in Execution time in
OFF status (µs) ON status (µs)
16-bit 32-bit 16-bit
instruc- instruc- instruc-
tion tion tion
⎯
2.18 + 0.49n
⎯
Execution time in OFF status (µs)
32-bit instruction 16-bit instruction
0.065
0.065
Execution time in Execution time in
OFF status (µs) ON status (µs)
16-bit 32-bit 16-bit
instruc- instruc- instruc-
tion tion tion
0.21
0.21
B-2 Step Ladder Instruction Execution Time
32-bit instruction
⎯
⎯
Extension mode
Execution time in
OFF status (µs)
32-bit 16-bit 32-bit
instruc- instruc- instruc-
tion tion tion
⎯
⎯
1.05
32-bit instruction
Extension mode
Execution time in
OFF status (µs)
32-bit 16-bit
instruc- instruc- instruc-
tion tion
0.42
0.42
B Instruction Execution Time
Remarks
n: Number of recombination
n = 0: When there is no
recombination
Remarks
n: Number of recombination
n = 0: When there is no
recombination
Remarks
0.129 µs in P256 to P4095
Remarks
32-bit
tion
31
32
33
34
35
36
37
38
A
B
967